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From Raghu Angadi <rang...@yahoo-inc.com>
Subject Re: Datanode-Failure..!
Date Tue, 18 Aug 2009 17:19:42 GMT

 > 09/08/18 14:28:43 WARN datanode.DataNode: Invalid directory in 
dfs.data.dir:
 > can not create directory: 
/home/hadoop/Softwares/hadoop-0.19.0/temp/dfs/data

The above is your problem. Mostly your DataNode process could not create 
the directory under /home/hadoop.

Raghu.

Sugandha Naolekar wrote:
> Hello!  I am trying to invoke datanode named as repository1.  But, it's
> giving me below errors. Also, I tried formatting namenode and cleaning up
> the temporary directories. But, no help. And, I am not getting the relevant
> error details or status in log file as well...
> Do help me out on this..!
> 
> 
> hadoop@repository1:~/Softwares/hadoop/hadoop-0.19.0$ bin/hadoop datanode
> 09/08/18 14:28:43 INFO datanode.DataNode: STARTUP_MSG:
> /************************************************************
> STARTUP_MSG: Starting DataNode
> STARTUP_MSG:   host = repository1/10.20.220.35
> STARTUP_MSG:   args = []
> STARTUP_MSG:   version = 0.19.0
> STARTUP_MSG:   build =
> https://svn.apache.org/repos/asf/hadoop/core/branches/branch-0.19 -r 713890;
> compiled by 'ndaley' on Fri Nov 14 03:12:29 UTC 2008
> ************************************************************/
> 09/08/18 14:28:43 WARN datanode.DataNode: Invalid directory in dfs.data.dir:
> can not create directory: /home/hadoop/Softwares/hadoop-0.19.0/temp/dfs/data
> 09/08/18 14:28:43 ERROR datanode.DataNode: All directories in dfs.data.dir
> are invalid.
> 09/08/18 14:28:43 INFO datanode.DataNode: SHUTDOWN_MSG:
> /************************************************************
> SHUTDOWN_MSG: Shutting down DataNode at repository1/10.20.220.35
> ************************************************************/
> 
> 


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